31212942480

Names of 31212942480

• Cardinal: 31212942480 can be written as Thirty-one billion, two hundred twelve million, nine hundred forty-two thousand, four hundred eighty.

Scientific notation

• Scientific notation: 3.121294248 × 10¹⁰

Factors of 31212942480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 105

Divisors of 31212942480

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 34 36 37 40 41 45 48 51 60 68 72 74 80 82 85 90 102 111 120 123 136 144 148 153 164 170 180 185 204 205 222 240 246 255 272 296 306 328 333 340 360 369 370 408 410 444 492 510 555 592 612 615 629 656 666 680 697 720 738 740 765 816 820 888 984 1020 1110 1224 1230 1258 1332 1360 1394 1476 1480 1517 1530 1640 1665 1681 1776 1845 1887 1968 2040 2091 2220 2448 2460 2516 2664 2788 2952 2960 3034 3060 3145 3280 3330 3362 3485 3690 3774 4080 4182 4440 4551 4920 5032 5043 5328 5576 5661 5904 6068 6120 6273 6290 6660 6724 6970 7380 7548 7585 8364 8405 8880 9102 9435 9840 10064 10086 10455 11152 11322 12136 12240 12546 12580 13320 13448 13653 13940 14760 15096 15129 15170 16728 16810 18204 18870 20172 20910 22644 22755 24272 25092 25160 25215 25789 26640 26896 27306 27880 28305 28577 29520 30192 30258 30340 31365 33456 33620 36408 37740 40344 41820 45288 45510 50184 50320 50430 51578 54612 55760 56610 57154 60516 60680 62197 62730 67240 68265 68921 72816 75480 75645 77367 80688 83640 85731 90576 91020 100368 100860 103156 109224 113220 114308 121032 121360 124394 125460 128945 134480 136530 137842 142885 150960 151290 154734 167280 171462 182040 186591 201720 206312 206763 218448 226440 228616 232101 242064 248788 250920 257193 257890 273060 275684 285770 302580 309468 310985 342924 344605 364080 373182 386835 403440 412624 413526 428655 452880 457232 464202 497576 501840 514386 515780 546120 551368 559773 571540 605160 618936 620289 621970 685848 689210 746364 773670 827052 857310 928404 932955 995152 1028772 1031560 1033815 1057349 1092240 1102736 1119546 1143080 1160505 1171657 1210320 1237872 1240578 1243940 1285965 1371696 1378420 1492728 1547340 1654104 1714620 1856808 1865910 2057544 2063120 2067630 2114698 2239092 2286160 2321010 2343314 2481156 2487880 2550077 2571930 2756840 2798865 2985456 3094680 3101445 3172047 3308208 3429240 3514971 3713616 3731820 4115088 4135260 4229396 4478184 4642020 4686628 4962312 4975760 5100154 5143860 5286745 5513680 5597730 5858285 6189360 6202890 6344094 6858480 7029942 7463640 7650231 8270520 8458792 8956368 9284040 9373256 9516141 9924624 10200308 10287720 10544913 10573490 11195460 11716570 12405780 12688188 12750385 14059884 14927280 15300462 15860235 16541040 16917584 17574855 18568080 18746512 19032282 20400616 20575440 21089826 21146980 22390920 22950693 23433140 24811560 25376376 25500770 28119768 30600924 31720470 35149710 38064564 38251155 40801232 42179652 42293960 43351309 44781840 45901386 46866280 47580705 49623120 50752752 51001540 52724565 56239536 61201848 63440940 70299420 76129128 76502310 84359304 84587920 86702618 91802772 93732560 95161410 102003080 105449130 114753465 122403696 126881880 130053927 140598840 152258256 153004620 168718608 173405236 183605544 190322820 204006160 210898260 216756545 229506930 253763760 260107854 281197680 306009240 346810472 367211088 380645640 390161781 421796520 433513090 459013860 520215708 612018480 650269635 693620944 761291280 780323562 843593040 867026180 918027720 1040431416 1300539270 1560647124 1734052360 1836055440 1950808905 2080862832 2601078540 3121294248 3468104720 3901617810 5202157080 6242588496 7803235620 10404314160 15606471240 31212942480
• Sum of all divisors σ(n): 116838959328
• Sum of proper divisors (its aliquot sum) s(n): 85626016848
• 31212942480 is an abundant number, because the sum of its proper divisors (85626016848) is greater than itself. Its abundance is 54413074368

Bases of 31212942480

• Binary: 11101000100011011111011010010010000₂
• Hexadecimal: 0x7446FB490
• Base-36: EC7DOK0

Squares and roots of 31212942480

• 31212942480 squared (31212942480²) is 974247778259788550400
• 31212942480 cubed (31212942480³) is 30409139864090574520597780992000
• The square root of 31212942480 is 176671.8497101335
• The cube root of 31212942480 is 3148.5570776137

Scales and comparisons

• 31,212,942,480 seconds is equal to 992 years, 24 weeks, 4 days, 21 hours, 48 minutes.
• To count from 1 to 31,212,942,480 would take you about one thousand, nine hundred eighty-four years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 31212942480 cubic inches would be around 262.4 feet tall.

Recreational maths with 31212942480

• 31212942480 backwards is 08424921213
• 31212942480 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31212942480's digits is 36
• More coming soon!